Add Yahoo as a preferred source to see more of our stories on Google. The hydrogen fuel tank of a Toyota vehicle on display. What's shiny and conducts electricity? The answer is usually a metal. Then, ...

New experiment deciphers an important intermediate step towards a new phase of matter. (Nanowerk News) Usually, hydrogen is a colourless gas. Under ultra-high pressure, however, this simplest of all ...

While we often think of chemical elements as immutable – a metal is a metal, a gas is a gas, and so forth – these properties are what we experience on here on Earth. The universe, however, is filled ...

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Intended for next-generation fighter craft, the Heed Industries Helios Thruster Module propulsion system far outpaces the typical liquid hydrogen/liquid oxygen reactions that power a frigate's ...